Plankton is made up of tiny plants and animals. These plants are at the beginning of most of the ocean's food chains. Look! A right whale having its dinner. Whales are the biggest animals in the ...

Ecologists also study many kinds of environments. For example, ecologists may study microbes living in the soil under your feet or animals and plants in a rain forest or the ocean. The many ...

Passive dispersal involves both plants and animals that cannot ... and eggs are moved passively via ocean currents. Other sessile animals exemplify natal dispersal in that they have a free-living ...

“For their part, animals play an important role in moving nutrients. Seabirds transport nitrogen and phosphorus from the ocean to the land in their poop, increasing the density of plants on island ...

Far from being barren wastelands, deserts are biologically rich habitats with a vast array of animals and plants that have adapted to the harsh conditions there. Some deserts are among the planet ...

Seabirds transport nitrogen and phosphorus from the ocean to the land in their poop, increasing the density of plants on islands. Animals form the circulatory system of the planet—and whales are ...